On Tue, Dec 04, 2007 at 05:18:27PM +0100, Ingo Molnar wrote:> > * Ingo Molnar <mingo@elte.hu> wrote:> > > The problem is on SMP: if sched_rr_get_interval() gets a task from an > > otherwise idle runqueue, then rq->load.weight is 0. Normally > > sched_slice() is only used on a busy runqueue. So the correct fixup > > site is not in sched_slice() but in sys_sched_rr_get_interval() - i'm > > working on the right fix, i hope to be able to send a pull request in > > a few minutes.> > the problem is on UP too - if there are no SCHED_OTHER tasks. I've > tested the fix and it solves the problem for various combinations of > crash.c. I've updated sched.git, please pull it from:> > git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched.git> > It has another commit besides this fix. Thanks,

Can you make up something that I can apply for 2.6.23-stable? or isthis not an issue on that tree?